Contents: Part 1? What Went Wrong? Learning From the Experiences of Others -- Preparation for maintenance -- Modifications -- Accidents caused by human error -- Labeling -- Storage tanks -- Stacks -- Leaks -- Liquefied flammable gases -- Pipe and vessel failures -- Other equipment -- Entry to vessels -- Hazards of common materials -- Tank trucks and cars -- Testing of trips and other protective systems -- Static electricity -- Materials of construction -- Operating methods -- Reverse flow and other unforeseen deviations -- I didn't know that -- Problems with computer control -- Inherently safer design -- Reactions-planned and unplanned -- Part 2? How Could Disasters Have Been Avoided? -- Maintenance -- Entry into confined spaces -- Changes to processes and plants -- Changes in organization -- Changing procedures instead of designs -- Materials of construction (including insulation) and corrosion -- Operating methods -- Explosions -- Poor communication -- Control -- Leaks -- Reactions -- planned and unplanned -- Both design and operations could have been better -- Accidents in other industries -- Accident investigation -- Missed opportunities.